"Edit link" has two possible meanings:
A link to edit (page)
To edit the link
How can I know which one is correct? This is part of a translation project and I can't find context of the expression.
As it currently stands, this question is not a good fit for our Q&A format. We expect answers to be supported by facts, references, or expertise, but this question will likely solicit debate, arguments, polling, or extended discussion. If you feel that this question can be improved and possibly reopened, visit the help center for guidance.If this question can be reworded to fit the rules in the help center, please edit the question.
Context would be the best clarifier, but without that the lack of an article would make me lean towards the second. This is a marginal preference at best, though; without context they're (for the most part) just as likely as each other. Since it's for a translation project, there's probably a coordinator or superior that has access to where the phrase is found, and it probably couldn't hurt to ask.